Home / 17,521.98-26,285.94-7,661.04

Finding the Fourth Proportional to 17,521.98, 26,285.94 and 7,661.04

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Solution

The fourth proportional to 17,521.98, 26,285.94 and 7,661.04 is: 11,492.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,521.98 : 26,285.94 = 7,661.04 : x
  2. Step 2: Convert to fraction form
    17,521.98/26,285.94 = 7,661.04/x
  3. Step 3: Cross multiply
    17,521.98x = 26,285.94 × 7,661.04
  4. Step 4: Simplify right side
    17,521.98x = 201,377,637.78
  5. Step 5: Solve for x
    x = 201,377,637.78/17,521.98
  6. Step 6: Final answer
    x = 11,492.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.